body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

pre {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
  font-size: 24px;
}

.app {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  font-size: 48px;
}

.buttons button {
  font-size: 60px;
  width: 80px;
  height: 80px;
  margin: 0 40px;
}
